Qualcomm released an app for anyone with Snapdragon that will extend your battery life and monitor what you do to better control the processes. I just downloaded it and it is in "Learning mode" so I will be excited to see how much savings I get when it has learned and starts saving.
http://www.androidpolice.com/2013/02/19/new-app-qualcomm-releases-snapdragon-batteryguru-aims-to-extend-your-devices-battery-life/
http://www.androidpolice.com/2013/02/19/new-app-qualcomm-releases-snapdragon-batteryguru-aims-to-extend-your-devices-battery-life/